MFI is an approved manufacturer of prefabricated buildings by the Department of Business & Professional Regulation in the State of Florida, and have been manufacturing prefabricated booths and shelters for over 30 years. We maintain approvals in several other states, and can or will be certified in every state. All welding is done by certified welders, and electrical work by licensed electricians. All of our booths and shelters must pass a thorough Quality Control Inspection before shipment. Electrical components are UL listed and wired to NEC standards. We maintain a stringent Quality Control Program, are a Drug-Free Workplace, and hold regular safety meetings.